Keystones — Bedrock
Five GCSE retrieval questions · 23 June 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 68 + 26
Answer: 68 + 26 = 94 -
2. Algebra Substitution
If x = 2, find the value of 8x + 5
Answer: 21 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:12
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 6, 25, 7, 14
Answer: 13